MERSEN FUSE MB2 400A 3P 1.001.295 1.001.295

Reliable NH fuse protection with robust clamp strap design for 40mm bus bar systems, suitable for AC/DC applications up to 400A.

SKU: C1023065Alt SKU: 1.001.295MPN: C1023065

List Price £499.38 ex VAT

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Why Choose the NH Fuse-Switch Disconnector MULTIBLOC® Size 2 400A 3-Pole?

Engineered for demanding industrial applications, the MULTIBLOC® Size 2 400A 3-pole fuse-switch disconnector ensures reliable and safe NH fuse protection within 40mm bus bar systems. Designed for straightforward integration, it provides clear isolation and secure disconnection, aligning with rigorous safety and operational standards.

The robust connection clamp with strap mechanism guarantees a durable and vibration-resistant fit, supporting efficient installation and long-term serviceability. Ideal for control panels and switchboards, this solution offers proven performance for critical power distribution networks.

Product Code: C1023065

Key Benefits

Reliable NH fuse protection for industrial power distribution
Robust clamp strap design ensures vibration-resistant connection
Clear isolation and secure disconnection for enhanced safety
Compatible with 40mm bus bar systems for easy integration
Suitable for both AC and DC applications up to 400A
High short circuit current rating for maximum protection

Compatibility

This fuse-switch disconnector is compatible with NH Size 2 fuses and designed specifically for 40mm bus bar systems. It integrates seamlessly into control panels and switchboards requiring 3-pole switching with rated voltages up to 690 V AC and 440 V DC.

Applications

Industrial power distribution networks
Control panels and switchboards
Motor protection circuits
Renewable energy installations
Heavy machinery and equipment protection

Technical Specifications

Current	400 A
Phase	Three Phase
Item number	C1023065
Catalogue No	1.001.295
Description	NH fuse-switch disconnector MULTIBLOC® Size 2 400A 3-Pole switching Bus bar system 40mm Connection Clamp Strap clamp straps
EAN/UPC Code	9008567004029
Frequency (Hz)	50 ... 60 Hz
Rated voltage AC IEC	690 V
Rated voltage DC IEC	440 V
Ampere Rating	400 A
Utilization Category	AC 23 B @ Ue = AC 400 V; Ie = 400 A AC 22 B @ Ue = AC 500 V; Ie = 400 A AC 21 B @ Ue = AC 690 V; Ie = 315 A DC 21 B @ Ue = DC 440 V; Ie = 400 A
Switchability	3-pole switching
RoHS Compliant	Yes
AC or DC	AC/DC
Short Circuit Current Rating (SCCR)	80kA@Ue = AC 400 V; Ie = 400 A / 80kA@Ue = AC 500 V; Ie = 400 A / 80kA@Ue = AC 690 V; Ie = 315 A
Fuse Size	2
Design Details	Clamp Strap
Number of Poles	3-Pole
Degree of Pollution	3
Rated Impulse Withstand Voltage	12 kV
Rated Insulation Voltage	1000 V
Rated SC Withstand	13 kA / 1 s
Max Power dissipation of Fuse Links Pn	34 W
Max Power dissipation of Solid Links Pn	9 W
Power Dissipation by Ith without Fuse-Links	60 W
Rated short circuit making capacity with solid links Icm	10.6 kA
Installation Mounting	Bus bar system 40 mm
Product Width	204.5 mm
Product Length	130.5 mm
Product Height	259 mm
Sell Pack Quantity	1 EA
Sell Pack Weight	4.61 kg
Sell Pack Width	208 mm
Sell Pack Length	262 mm
Sell Pack Height	185 mm
Product group	IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith	400 A
Product Weight	4.61 kg
Conventional Free Air thermal Current - Solid Links	530 A
HS Code	85365080
Country of Manufacture	Hungary
Poles	3-pole
Device Type	Fuse switch disconnector
Voltage	690 V

Frequently Asked Questions

What is the rated current of the MULTIBLOC® Size 2 fuse-switch disconnector?

The rated current is 400 A, suitable for demanding industrial applications.

Can this product be used for both AC and DC circuits?

Yes, it is designed for AC/DC applications with rated voltages up to 690 V AC and 440 V DC.

What type of mounting does this fuse-switch disconnector require?

It is designed for mounting on a 40 mm bus bar system.

Is the product RoHS compliant?

Yes, this product complies with RoHS standards.

How many poles does the switch have?

The device features 3-pole switching capability.

Common Search Terms

NH fuse switch disconnector, MULTIBLOC Size 2 fuse holder, 400A fuse switch, 3-pole fuse switch, bus bar system fuse holder, industrial fuse switch, clamp strap fuse disconnector, IEC fuse switch disconnectors

Current	400 A
Phase	Three Phase
Item number	C1023065
Catalogue No	1.001.295
Description	NH fuse-switch disconnector MULTIBLOC® Size 2 400A 3-Pole switching Bus bar system 40mm Connection Clamp Strap clamp straps
EAN/UPC Code	9008567004029
Frequency (Hz)	50 ... 60 Hz
Rated voltage AC IEC	690 V
Rated voltage DC IEC	440 V
Ampere Rating	400 A
Utilization Category	AC 23 B @ Ue = AC 400 V; Ie = 400 A AC 22 B @ Ue = AC 500 V; Ie = 400 A AC 21 B @ Ue = AC 690 V; Ie = 315 A DC 21 B @ Ue = DC 440 V; Ie = 400 A
Switchability	3-pole switching
RoHS Compliant	Yes
AC or DC	AC/DC
Short Circuit Current Rating (SCCR)	80kA@Ue = AC 400 V; Ie = 400 A / 80kA@Ue = AC 500 V; Ie = 400 A / 80kA@Ue = AC 690 V; Ie = 315 A
Fuse Size	2
Design Details	Clamp Strap
Number of Poles	3-Pole
Degree of Pollution	3
Rated Impulse Withstand Voltage	12 kV
Rated Insulation Voltage	1000 V
Rated SC Withstand	13 kA / 1 s
Max Power dissipation of Fuse Links Pn	34 W
Max Power dissipation of Solid Links Pn	9 W
Power Dissipation by Ith without Fuse-Links	60 W
Rated short circuit making capacity with solid links Icm	10.6 kA
Installation Mounting	Bus bar system 40 mm
Product Width	204.5 mm
Product Length	130.5 mm
Product Height	259 mm
Sell Pack Quantity	1 EA
Sell Pack Weight	4.61 kg
Sell Pack Width	208 mm
Sell Pack Length	262 mm
Sell Pack Height	185 mm
Product group	IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith	400 A
Product Weight	4.61 kg
Conventional Free Air thermal Current - Solid Links	530 A
HS Code	85365080
Country of Manufacture	Hungary
Poles	3-pole
Device Type	Fuse switch disconnector
Voltage	690 V

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

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£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

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Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

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We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

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Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

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